Knowledge base for software setup, errors, and daily tool work.

Fix Windows Defender Access Denied in Safe Mode

You may see an 'Access Denied' error when trying to open Windows Defender in Safe Mode. This typi...

Fix Windows Update Error 0x80070643 Installation Failed

You see error 0x80070643 when trying to install a Windows update, and the setup fails partway thr...

Fix Chrome Extension Permission Denied on Mac

You try to install a Chrome extension on your Mac, but get a 'permission denied' error. Or maybe ...

Fix Remote Desktop Gateway Server Unavailable Error Code 500

When you try to connect to a remote desktop through a Remote Desktop Gateway (RD Gateway) and see...

Fix Windows Terminal Service Configuration Issues

If you're managing a Windows server and users can't connect via Remote Desktop, or you see errors...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...